*SUPPORT*
IN: blicket gazzer gazzer fep OUT: BLUE YELLOW YELLOW YELLOW
IN: blicket tufa wif fep OUT: GREEN GREEN BLUE
IN: zup OUT: RED
IN: zup blicket wif fep OUT: RED BLUE GREEN GREEN
IN: gazzer blicket wif OUT: YELLOW BLUE GREEN
IN: gazzer wif fep tufa wif fep OUT: GREEN GREEN YELLOW GREEN GREEN
IN: wif fep dax wif OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: blicket gazzer OUT: BLUE YELLOW
IN: gazzer OUT: YELLOW
IN: blicket wif dax zup OUT: RED RED RED RED BLUE GREEN
IN: gazzer zup fep OUT: YELLOW RED RED
IN: blicket gazzer zup fep dax blicket OUT: BLUE BLUE BLUE BLUE BLUE YELLOW RED RED
IN: gazzer wif OUT: YELLOW GREEN
IN: gazzer wif fep OUT: YELLOW GREEN GREEN

*QUERY*
IN: wif fep dax gazzer OUT: YELLOW YELLOW YELLOW YELLOW GREEN GREEN
IN: wif fep OUT: GREEN GREEN
IN: blicket fep tufa wif tufa gazzer gazzer fep OUT: YELLOW YELLOW YELLOW GREEN BLUE BLUE
IN: gazzer fep OUT: YELLOW YELLOW
IN: zup blicket OUT: RED BLUE
IN: blicket OUT: BLUE
IN: zup fep OUT: RED RED
IN: blicket fep OUT: BLUE BLUE
IN: blicket blicket OUT: BLUE BLUE
IN: wif OUT: GREEN

*GRAMMAR*
blicket -> BLUE 
 zup -> RED 
 wif -> GREEN 
 gazzer -> YELLOW 
 x1 dax x2 -> [x2] [x2] [x2] [x2] [x1] 
 u1 fep -> [u1] [u1] 
 x1 tufa x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 